Класс ConnectionManager

The ConnectionManager class manages the connection to an instance of SQL Server.

Иерархия наследования

System. . :: . .Object
  Microsoft.SqlServer.Management.Common. . :: . .ConnectionSettings
    Microsoft.SqlServer.Management.Common..::..ConnectionManager
      Microsoft.SqlServer.Management.Common. . :: . .ServerConnection

Пространство имен:  Microsoft.SqlServer.Management.Common
Сборка:  Microsoft.SqlServer.ConnectionInfo (в Microsoft.SqlServer.ConnectionInfo.dll)

Синтаксис

'Декларация
Public MustInherit Class ConnectionManager _
    Inherits ConnectionSettings
'Применение
Dim instance As ConnectionManager

public abstract class ConnectionManager : ConnectionSettings

public ref class ConnectionManager abstract : public ConnectionSettings

[<AbstractClassAttribute>]
type ConnectionManager =  
    class
        inherit ConnectionSettings
    end

public abstract class ConnectionManager extends ConnectionSettings

Тип ConnectionManager обеспечивает доступ к следующим элементам.

Свойства

	Имя	Описание
	ApplicationName	Gets or sets the name of the application that has established the connection with the server. (Производный от ConnectionSettings.)
	AutoDisconnectMode	Gets or sets the automatic disconnection mode of the referenced connection to the instance of SQL Server.
	CapturedSql	Gets the Transact-SQL statements that are captured when the connection is running in capture mode.
	ConnectAsUser	Gets or sets the Boolean property value that specifies whether the connection is established using impersonation. (Производный от ConnectionSettings.)
	ConnectAsUserName	Gets or sets the name of the user when connecting using impersonation. (Производный от ConnectionSettings.)
	ConnectAsUserPassword	Gets or sets the password for the user when connecting using impersonation. (Производный от ConnectionSettings.)
	ConnectionString	Gets or sets the connection string used to establish a connection with a specified data source. (Производный от ConnectionSettings.)
	ConnectTimeout	Gets or sets the connection time-out period in seconds. (Производный от ConnectionSettings.)
	DatabaseEngineType	Gets the database engine type.
	DatabaseName	Gets or sets the database required by the connection. (Производный от ConnectionSettings.)
	EncryptConnection	Gets or sets the Boolean property value that specifies whether the connection is encrypted. (Производный от ConnectionSettings.)
	InUse	Gets or sets the Boolean property value that specifies whether the connection is being used.
	IsForceDisconnected	Gets a Boolean value that specifies whether the connection was forcibly disconnected.
	IsOpen	Gets the Boolean property value that specifies whether the connection is currently open.
	LockTimeout	Gets or sets the time in seconds required for the connection to time out when the current transaction is locked.
	Login	Gets or sets the logon required to establish a connection with the instance of the server. (Производный от ConnectionSettings.)
	LoginSecure	Gets or sets the Boolean property that specifies whether the connection is established to the server by using Windows Authentication or SQL Server Authentication. (Производный от ConnectionSettings.)
	MaxPoolSize	Gets or sets the maximum number of connections in a connection pool that the specified connection accepts when establishing a connection with a server. (Производный от ConnectionSettings.)
	MinPoolSize	Gets or sets the minimum number of connections in a connection pool that the specified connection accepts when establishing a connection with a server. (Производный от ConnectionSettings.)
	MultipleActiveResultSets	Gets or sets the Boolean property value that specifies whether more than one active result set is permitted. (Производный от ConnectionSettings.)
	NetworkProtocol	Gets or sets the network protocol used to establish the connection to the server. (Производный от ConnectionSettings.)
	NonPooledConnection	Gets or sets the Boolean property value that specifies whether the connection may be pooled or nonpooled. (Производный от ConnectionSettings.)
	PacketSize	Gets or sets the packets of data sent between the client and the server over the network in bytes. (Производный от ConnectionSettings.)
	Password	Gets or sets the password used with the logon to establish a connection with the server when SQL Server Authentication is used. (Производный от ConnectionSettings.)
	PooledConnectionLifetime	Gets or sets the lifetime of the pooled connection. (Производный от ConnectionSettings.)
	ResetConnectionString	Gets or sets a Boolean value that specifies whether a node in the connection string has been changed. (Производный от ConnectionSettings.)
	SecureConnectionString	Gets or sets an encrypted version of the connection string. (Производный от ConnectionSettings.)
	SecurePassword	Gets or sets the secure password used with the logon to establish a connection with the server when SQL Server Authentication is used. (Производный от ConnectionSettings.)
	ServerInstance	Gets or sets the name of the server. (Производный от ConnectionSettings.)
	ServerVersion	Gets the version of the connected instance of SQL Server.
	SqlConnectionObject	Gets the connection object.
	WorkstationId	Gets or sets the ID value that uniquely identifies the workstation. (Производный от ConnectionSettings.)

В начало

Методы

	Имя	Описание
	CheckServerVersion	Checks the version of the target instance of SQL Server.
	Connect	Connects to the instance of SQL Server.
	Disconnect	Disconnects from the instance of SQL Server.
	Equals	(Производный от Object.)
	ExecuteTSql	Executes a Transact-SQL command.
	Finalize	(Производный от Object.)
	ForceDisconnected	Forces a disconnect from the instance of SQL Server.
	GetHashCode	(Производный от Object.)
	GetType	(Производный от Object.)
	MemberwiseClone	(Производный от Object.)
	ThrowIfPropertyNotSet(String, String)	Throws an exception if the specified connection property is null or empty. (Производный от ConnectionSettings.)
	ThrowIfPropertyNotSet(String, String, Boolean)	Throws an exception if the specified connection property is null or, optionally, empty. (Производный от ConnectionSettings.)
	ToString	Returns the referenced object name as a string. (Производный от ConnectionSettings.)

В начало

События

	Имя	Описание
	InfoMessage	The event that occurs when the instance of SQL Server generates an informational message.
	RemoteLoginFailed	This event occurs when a remote login fails to connect to the instance of SQL Server.
	ServerMessage	The event that occurs when SQL Server returns a warning or informational message on the current connection.
	StateChange	The event that occurs when the instance of SQL Server changes state.
	StatementExecuted	The event that occurs when the instance of SQL Server executes a statement on the current connection.

В начало

Безопасность многопоточности

Любые открытые статический (Shared в Visual Basic) элементы этого типа потокобезопасны. Потокобезопасность с элементами экземпляров не гарантируется.

См. также

Справочник

Пространство имен Microsoft.SqlServer.Management.Common